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path: root/drivers/net/wireless/mwifiex/main.c
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Diffstat (limited to 'drivers/net/wireless/mwifiex/main.c')
-rw-r--r--drivers/net/wireless/mwifiex/main.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c
index d16cea770fa..f0582259c93 100644
--- a/drivers/net/wireless/mwifiex/main.c
+++ b/drivers/net/wireless/mwifiex/main.c
@@ -69,7 +69,7 @@ static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops,
adapter = kzalloc(sizeof(struct mwifiex_adapter), GFP_KERNEL);
if (!adapter)
- return -1;
+ return -ENOMEM;
g_adapter = adapter;
adapter->card = card;
@@ -150,7 +150,7 @@ error:
*/
static int mwifiex_unregister(struct mwifiex_adapter *adapter)
{
- s32 i = 0;
+ s32 i;
del_timer(&adapter->cmd_timer);
@@ -379,8 +379,7 @@ static void mwifiex_free_adapter(struct mwifiex_adapter *adapter)
*/
static int mwifiex_init_hw_fw(struct mwifiex_adapter *adapter)
{
- int ret = 0;
- int err;
+ int ret, err;
struct mwifiex_fw_image fw;
memset(&fw, 0, sizeof(struct mwifiex_fw_image));
@@ -449,7 +448,7 @@ done:
static void
mwifiex_fill_buffer(struct sk_buff *skb)
{
- struct ethhdr *eth = NULL;
+ struct ethhdr *eth;
struct iphdr *iph;
struct timeval tv;
u8 tid = 0;
@@ -510,20 +509,20 @@ static int
mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
- struct sk_buff *new_skb = NULL;
+ struct sk_buff *new_skb;
struct mwifiex_txinfo *tx_info;
dev_dbg(priv->adapter->dev, "data: %lu BSS(%d): Data <= kernel\n",
jiffies, priv->bss_index);
if (priv->adapter->surprise_removed) {
- kfree(skb);
+ kfree_skb(skb);
priv->stats.tx_dropped++;
return 0;
}
if (!skb->len || (skb->len > ETH_FRAME_LEN)) {
dev_err(priv->adapter->dev, "Tx: bad skb len %d\n", skb->len);
- kfree(skb);
+ kfree_skb(skb);
priv->stats.tx_dropped++;
return 0;
}
@@ -536,7 +535,7 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
skb_realloc_headroom(skb, MWIFIEX_MIN_DATA_HEADER_LEN);
if (unlikely(!new_skb)) {
dev_err(priv->adapter->dev, "Tx: cannot alloca new_skb\n");
- kfree(skb);
+ kfree_skb(skb);
priv->stats.tx_dropped++;
return 0;
}
@@ -571,7 +570,7 @@ mwifiex_set_mac_address(struct net_device *dev, void *addr)
{
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
struct sockaddr *hw_addr = (struct sockaddr *) addr;
- int ret = 0;
+ int ret;
memcpy(priv->curr_addr, hw_addr->sa_data, ETH_ALEN);
@@ -696,9 +695,9 @@ static struct mwifiex_private *mwifiex_add_interface(
struct mwifiex_adapter *adapter,
u8 bss_index, u8 bss_type)
{
- struct net_device *dev = NULL;
- struct mwifiex_private *priv = NULL;
- void *mdev_priv = NULL;
+ struct net_device *dev;
+ struct mwifiex_private *priv;
+ void *mdev_priv;
dev = alloc_netdev_mq(sizeof(struct mwifiex_private *), "mlan%d",
ether_setup, 1);
@@ -759,7 +758,7 @@ error:
static void
mwifiex_remove_interface(struct mwifiex_adapter *adapter, u8 bss_index)
{
- struct net_device *dev = NULL;
+ struct net_device *dev;
struct mwifiex_private *priv = adapter->priv[bss_index];
if (!priv)